97m高空大跨度钢桁架安装技术
Construction Technology(2013)
Abstract
某单层大跨厂房,钢屋盖由10榀桁架组成,安装高度97m,桁架跨度30m,主要截面形式为H型钢。该钢结构屋盖施工高度高、构件长度长、质量大、施工作业面小。根据结构特点,采取在桥架大梁安装临时支撑架的措施辅助桁架安装。详细介绍了屋盖钢桁架拼装的测量控制。
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Key words
installation,steel structures,trusses,measurement control,roofs
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